Home / 66,274.07-99,454.84-35,131.19

Finding the Fourth Proportional to 66,274.07, 99,454.84 and 35,131.19

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Solution

The fourth proportional to 66,274.07, 99,454.84 and 35,131.19 is: 52,719.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,274.07 : 99,454.84 = 35,131.19 : x
  2. Step 2: Convert to fraction form
    66,274.07/99,454.84 = 35,131.19/x
  3. Step 3: Cross multiply
    66,274.07x = 99,454.84 × 35,131.19
  4. Step 4: Simplify right side
    66,274.07x = 3,493,966,880.46
  5. Step 5: Solve for x
    x = 3,493,966,880.46/66,274.07
  6. Step 6: Final answer
    x = 52,719.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.